Quantity | Value | Units | Value | Units |
<Z/A> | 0.54975 | |||
Specific gravity | 1.000 | g cm-3 | ||
Mean excitation energy | 74.9 | eV | ||
Minimum ionization | 1.972 | MeV g-1cm2 | 1.972 | MeV cm-1 |
Nuclear collision length | 58.5 | g cm-2 | 58.53 | cm |
Nuclear interaction length | 83.5 | g cm-2 | 83.49 | cm |
Pion collision length | 86.0 | g cm-2 | 86.01 | cm |
Pion interaction length | 115.4 | g cm-2 | 115.4 | cm |
Radiation length | 36.85 | g cm-2 | 36.85 | cm |
Critical energy | 79.68 | MeV (for e-) | 77.56 | MeV (for e+) |
Molière radius | 9.81 | g cm-2 | 9.806 | cm |
Plasma energy ℏωp | 21.37 | eV | ||
Muon critical energy | 1042. | GeV |
Elem | Z | Atomic frac* | Mass frac |
1 | |||
6 | |||
7 | |||
8 | |||
* calculated from mass fraction data |